Home / 73,391.04-110,168.64-68,573.16

Finding the Fourth Proportional to 73,391.04, 110,168.64 and 68,573.16

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Solution

The fourth proportional to 73,391.04, 110,168.64 and 68,573.16 is: 102,936.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,391.04 : 110,168.64 = 68,573.16 : x
  2. Step 2: Convert to fraction form
    73,391.04/110,168.64 = 68,573.16/x
  3. Step 3: Cross multiply
    73,391.04x = 110,168.64 × 68,573.16
  4. Step 4: Simplify right side
    73,391.04x = 7,554,611,777.70
  5. Step 5: Solve for x
    x = 7,554,611,777.70/73,391.04
  6. Step 6: Final answer
    x = 102,936.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.